If the flowers appear too bunched up, try cutting them at different lengths for more variety. Don't worry if some blooms don't stay in exactly the right position at first. Continue to the process by adding more flowers, adjusting their height and position as you go. The stems should all fit comfortably in the neck of the container and begin to hold their positions better as more flowers are added.
CULTIVATION _ Asters are most often used now as filler in bouquets and as a delicate accents in gardens. They grow best in rich, wet soil in direct sun _ partial shade, and should be thinned and replanted every two years. Because Asters grow in thick bunches, they can be separated and replanted in gardens in the spring. Asters bloom from mid summer _ early fall and are a perfect choice for a fall wedding bouquet.